*{
    margin: 0;
    padding: 0;
}
.tctc-mask{
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    background:rgba(0, 0, 0, 0.7);
    align-items: center;
    z-index: 100000000;
}
.tctc-mask a img{
    display: block;
    width: 25%;
    margin: 0 auto;
    margin-top: 10%;
    border-radius: 10px;
}
.close-tctctc{
    width: 20px;
    height: 20px;
    line-height: 20px;
    color: #fff;
    margin: 0 auto;
    text-align: center;
    font-size: 18px;
    font-weight: bold;
    border: 2px solid #ffff;
    border-radius: 30px;
    margin-top:1%;
}
.gd-r{
    position: fixed;
    right: 0;
    top: 0;
    z-index: 9999999;
}
.gd-r img{
    width: 100%;
    height: 100%;
}
@media screen and (max-width:1080px) {
    .tctc-mask a img{
        display: block;
        width: 50%;
        margin: 0 auto;
        margin-top: 40%;
    }
    .gd-r{
        width: 20%;
    }
}